If you're trying to get your s**t together, check out the stuff on this list also ... and yes, I know it may not ALL apply to you, but go through it and think.
Last Will & Testament (appoint an executor and express your wishes)
Separate Writing for Tangible Personal Property ( instructions for bequeathing particular things)
Guardian of Person and Property
Alternates
Guardianship for Children
Alternates (think worst-case scenario)
Estate Planning
Living Trust (Revocable Trust Agreement) A/B Trust
(for tax shelter and to avoid probate; must be funded and all assets should be in it)
Successor Trustee
Alternates
Designation of Health Care Surrogate(Medical Guardian) ; to make med. decisions if you cannot
Medical Power of Attorney
Alternates
Declaration of Living Will
Medical Power of Attorney
Alternates
Decision on DNR order
Durable General Power of Attorney
to Spouse and/or alternate
Declaration Naming Preneed Guardian (in case of incapacitation)
Alternates
Funeral Arrangements (cremation, pre-paid plot, etc.)
Life Insurance (for trust funding, burial, living expenses, pay probate, investment)
Education for Children
529s
PrePaid programs
Education IRAs
Stay safe